Physics In Astrophysics, what name is given to a hypothetical hole in outer space from which stars and energy emerge? Asteroid belt Black hole Ozone hole White hole Asteroid belt Black hole Ozone hole White hole ANSWER DOWNLOAD EXAMIANS APP
Physics Light from the star, Alpha Centauri, which is nearest to the earth after the sun, reaches the earth in 42 years 42 seconds 4.2 years 4.2 seconds 42 years 42 seconds 4.2 years 4.2 seconds ANSWER DOWNLOAD EXAMIANS APP
Physics The velocity of the sound is highest in Metal Water Vacuum Air Metal Water Vacuum Air ANSWER DOWNLOAD EXAMIANS APP
Physics Energy in reflected light : Increases with the increase in angle Becomes maximum for angle of incidence equal to 45° Decreases with the increase in angle of incidence Does not depends on the angle of incidence Increases with the increase in angle Becomes maximum for angle of incidence equal to 45° Decreases with the increase in angle of incidence Does not depends on the angle of incidence ANSWER DOWNLOAD EXAMIANS APP
Physics The energy emitted by the Sun is due to Chemical reaction Nuclear fission All of these Nuclear fusion Chemical reaction Nuclear fission All of these Nuclear fusion ANSWER DOWNLOAD EXAMIANS APP
Physics A dynamo is used to convert Magnetic energy into mechanical energy Electrical energy into magnetic energy Mechanical energy into electrical energy Electrical energy into mechanical energy Magnetic energy into mechanical energy Electrical energy into magnetic energy Mechanical energy into electrical energy Electrical energy into mechanical energy ANSWER DOWNLOAD EXAMIANS APP
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